1.Potassium Hydroxide, caustic potash 2.flake, liquid 3.KOH: 95% min , 90% min, 48% min 4.Cas no.: 1310-58-3 KOH, basic chemical material White flakes 90% ISO certified management large yield and competitive price Potassium hydroxide Packing: 25kgs/ bag and 25mts/ 20' fcl Spec: Appearance: White flake KOH ( % ) : 90 K2CO3 ( % ) : 0.5 max Chloride ( % ) : 0.005 max Fe ( % ) : 0.0005 max Sulphate ( % ) : 0.005 max Nitrate and Nitrite ( % ) : 0.0005 max Na ( % ) : 0.8 max Phosphate ( % ) : 0.005 max Silicate ( % ) : 0.01 max Al ( % ) : 0.002 max Ca ( % ) : 0.005 max Ni ( % ) : 0.0005 max Heavy metal( as Pb) ( % ) : 0.002 max